From dde458ef4f0f935ad87221ef4513d0bd6148b116 Mon Sep 17 00:00:00 2001
From: zefad <zefad83@gmail.com>
Date: Thu, 17 Sep 2026 21:49:27 +0200
Subject: [PATCH] random map regeneration

---
 src/collision.rs |  9 ++++----
 src/obstacle.rs  | 57 ++++++++++++++++++++++++++++++++++--------------
 2 files changed, 45 insertions(+), 21 deletions(-)

diff --git a/src/collision.rs b/src/collision.rs
index 657cf64..86d9d5f 100644
--- a/src/collision.rs
+++ b/src/collision.rs
@@ -15,7 +15,7 @@ pub struct Collider {
 pub struct HasCollided(pub bool);
 
 // Check collision with Player
-fn check_collision(
+pub fn check_collision_with_player(
     mut player: Single<(&Transform, &Collider, &mut Sprite), With<Player>>,
     obstacle: Query<(&Transform, &Collider), With<Obstacle>>,
     mut has_collided: ResMut<HasCollided>,
@@ -24,7 +24,7 @@ fn check_collision(
         return;
     }
 
-    let (player_transform, player_collider, mut player_sprite) = player.into_inner();
+    let (player_transform, player_collider, mut _player_sprite) = player.into_inner();
 
     // Check whether or not each obstacles overlap the player
     for (collider_transform, collider_collider) in obstacle {
@@ -34,8 +34,7 @@ fn check_collision(
             collider_transform.translation.truncate(),
             collider_collider.size / 2.0,
         ) {
-            // println!("Collision!!!!!!!");
-            player_sprite.color = Color::srgb(1.0, 0.0, 0.0);
+            // player_sprite.color = Color::srgb(1.0, 0.0, 0.0); // Change sprite color
             has_collided.0 = true;
             break;
         }
@@ -54,6 +53,6 @@ pub struct CollisionPlugin;
 impl Plugin for CollisionPlugin {
     fn build(&self, app: &mut App) {
         app.init_resource::<HasCollided>()
-            .add_systems(Update, check_collision.after(move_player));
+            .add_systems(Update, check_collision_with_player.after(move_player));
     }
 }
diff --git a/src/obstacle.rs b/src/obstacle.rs
index c6f4c21..14abc91 100644
--- a/src/obstacle.rs
+++ b/src/obstacle.rs
@@ -1,10 +1,13 @@
-use crate::collision::Collider;
+use crate::{collision::Collider, player::reset_player};
 use bevy::prelude::*;
 use rand::RngExt;
 
 #[derive(Component)]
 pub struct Obstacle;
 
+#[derive(Resource, Default)]
+pub struct RegenerateObstacles(pub bool);
+
 fn spawn_obstacle(commands: &mut Commands, position: Vec2, size: Vec2) {
     commands.spawn((
         Obstacle,
@@ -15,32 +18,54 @@ fn spawn_obstacle(commands: &mut Commands, position: Vec2, size: Vec2) {
 }
 
 // Temporary fonction for display random obstacles
-fn debug_spawn(mut commands: Commands) {
-    let obstacles = [
-        (Vec2::new(-400.0, -950.0), Vec2::new(200.0, 32.0)),
-        (Vec2::new(100.0, -1050.0), Vec2::new(300.0, 32.0)),
-        (Vec2::new(-200.0, -1200.0), Vec2::new(100.0, 100.0)),
-        (Vec2::new(300.0, -1350.0), Vec2::new(250.0, 32.0)),
-    ];
-
+fn spawn_random_obstacles(commands: &mut Commands) {
     let mut rng = rand::rng();
 
-    for i in 0..20 {
-        let y_offset = i as f32 * -300.0;
-        let x_offset = rng.random_range(-400.0..=400.0);
+    let min_x = -960.0;
+    let max_x = 960.0;
 
-        for (position, size) in obstacles {
-            let position = position + Vec2::new(x_offset, y_offset);
+    let mut y = -1000.0;
 
-            spawn_obstacle(&mut commands, position, size);
+    for _ in 0..100 {
+        let obstacle_count = rng.random_range(1..=3);
+
+        for _ in 0..obstacle_count {
+            let width = rng.random_range(100.0..=400.0);
+            let height = rng.random_range(20.0..=200.0);
+
+            let x = rng.random_range((min_x + width / 2.0)..=(max_x - width / 2.0));
+
+            spawn_obstacle(commands, Vec2::new(x, y), Vec2::new(width, height));
         }
+
+        y -= rng.random_range(80.0..=160.0);
     }
 }
 
+fn regenerate_obstacles(
+    mut commands: Commands,
+    obstacles: Query<Entity, With<Obstacle>>,
+    mut regenerate_obstacles: ResMut<RegenerateObstacles>,
+) {
+    if regenerate_obstacles.0 {
+        for obstacle in obstacles {
+            commands.entity(obstacle).despawn();
+        }
+        spawn_random_obstacles(&mut commands);
+        regenerate_obstacles.0 = false;
+    }
+}
+
+fn spawn_obstacles(mut commands: Commands) {
+    spawn_random_obstacles(&mut commands);
+}
+
 pub struct ObstaclePlugin;
 
 impl Plugin for ObstaclePlugin {
     fn build(&self, app: &mut App) {
-        app.add_systems(Startup, debug_spawn);
+        app.add_systems(Startup, spawn_obstacles)
+            .init_resource::<RegenerateObstacles>()
+            .add_systems(Update, regenerate_obstacles.after(reset_player));
     }
 }